IT Foundations Chapter 2 Practice Test – Flashcards
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When disassembling a computer, it's okay to stack circuit boards on top of each other as long as you follow ESD protection rules.
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False
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Immediately after you unplug the computer from the power outlet, you're safe to begin working inside the case.
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False
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The motherboard sits on elevated screw holes or spacers to keep it from touching the case.
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True
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A system always needs the 4-pin auxiliary power connector, and sometimes needs the P1 connector as well.
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False
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Some boards designed to support multiple PCIe video cards will have additional power connectors on the board to power wattage-hungry cards.
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True
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Which statement is NOT a good practice when working inside a computer case?
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be sure to hold expansion cards by the edge connectors
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What is the second step in opening the case of a working computer?
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power down the system and unplug it
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What do you call a connector on a motherboard that consists of pins that stick up from the board?
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header
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What are round plastic or metal pegs that separate the motherboard from the bottom of the case known as?
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standoff
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In what order should you install components into the case after disassembling a computer?
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power supply, drives, motherboard, cards
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Which statement is true regarding the installation of the motherboard and connecting power?
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a 4-pin power cord supplies supplemental power to the processor
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What type of connector is not typically found on the front panel header?
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SATA controller
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What does a small triangle embedded on a connector signify?
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the wire nearest the triangle is pin 1
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Where should you clip your ESD strap when opening a computer case?
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computer case
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Most manufacturers or retailers of laptops offer a warranty that lasts for at least how long?
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1 year
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What diagnostic software is used by several manufacturers, and can run tests on keyboards, video, speakers, touchpad, optical drives, wireless LANs, motherboard, processor, ports, hard drive, and memory?
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PC-Doctor
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If a ground strap is unavailable, what should be done to dissipate any ESD before working on a laptop?
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Touch a non-painted metallic surface on the laptop
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What should be done after reassembling a laptop, but before installing the battery or AC adapter?
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Gently shake the laptop to ensure nothing is loose inside of the case
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Which component may be considered a field replaceable unit (FRU)?
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All of the above
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Which of the following statements regarding working inside a laptop computer is true?
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When upgrading a laptop, you should use components that are the same brand as the laptop, or use only recommended components.
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When is it okay to touch the inside of a computer that is turned on?
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When using a multimeter to measure voltage output
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A system will always require what power connector?
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P1 power connector
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When removing screws while working on a laptop, what should be done with the screws?
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They should be stored or labeled
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When handling motherboards, cards, or drives, which statement is NOT accurate?
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You should not hold expansion cards by the edges
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What is the very first step that should be taken when performing work with a computer?
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You should back up any important data
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Sometimes a board may have an extra PCIe power connector. This connector comes in what two different pin numbers?
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8-pin
6-pin
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What are two resources that may be useful in disassembling a laptop computer?
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User manual
Service manual
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What two devices in a computer should be considered "black boxes", and should never be opened, due to risks involving charged capacitors?
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power supply
monitor
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What two laptop manufacturers provide their service manuals online free of charge?
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Dell
Lenovo
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If the PC-Doctor software is installed on a computer's hard drive, what two different ways can the program be started?
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Press function key during startup sequence
Start menu shortcut
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controls power to the motherboard, must be connected to power the PC up.
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Power SW
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a connector on a motherboard that consists of pins that stick up from the board
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front panel header
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positive / negative LED that controls the power light and indicates the power is on
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Power LED +/-
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controls the drive activity light on the front panel that lights up when any SATA or IDE device is in use
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HDD LED
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keeps the motherboard from touching the case
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spacer
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switch used to reboot a computer
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Reset SW
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you clip it to the side of the computer case to dissipate any charge between you and the computer
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ESD strap
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a type of connector that must be lifted up in order to be disconnected
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ZIF connector
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a document from the manufacturer that describes how to disassemble a device
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service manual
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a connector on the motherboard that allows the insertion of a card
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expansion slot